Hotho, A., Jäschke, R., Schmitz, C. & Stumme, G. (2006). BibSonomy: A Social Bookmark and Publication Sharing System. In A. de Moor, S. Polovina & H. Delugach (eds.), Proceedings of the First Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures (p./pp. 87-102), Aalborg: Aalborg Universitetsforlag. ISBN: 87-7307-769-0